Why are some websites that are important to many people, such as the FAFSA (federal financial aid for students) website or the Bank of New York Mellon website, not permitting access to computers running Firefox versions newer than 3.6 when Mozilla is claiming that 5.0 is more stable and secure? The following information was displayed in regards to this issue - https://fafsa.ed.gov/FAFSA/app/errors?page=incompatibleBrowser "An Incompatible Browser Has Been Detected: Your Web browser is not supported by our Web site. You must use a Compliant Web Browser - Standard* to view our site properly. We recommend you upgrade to the latest version of your browser according to your Operating System. Supported Mozilla Firefox browsers: Windows XP - Mozilla Firefox 3.5.x and 3.6.x Windows Vista - Mozilla Firefox 3.5.x and 3.6.x Windows 7 - Mozilla Firefox 3.5.x and 3.6.x Macintosh Operating System 10.5 - Mozilla Firefox 3.5.x and 3.6.x Macintosh Operating System 10.4 - Mozilla Firefox 3.6 *Compliant Web Browser - Standard For the past few years, every major Web browser released has been built around a set of open standards designated by the World Wide Web Consortium, a non-profit organization charged with overseeing the continuing development of the Web. What this means is that one piece of code now looks the same on every modern browser, whether it be Internet Explorer, Firefox, Safari, Opera, or others. The majority of our users are using these modern browsers, so we can present content which is optimized for them. "